package lab04.test03;

/**
 * Created by JAVA on 2017/12/22.
 */
public class Test01 extends Thread{
        public void run(){
            while (true){
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.println(" A ");
            }
        }

    }
